package com.xyc.springcloud.controller;

import com.xyc.springcloud.pojo.Dept;
import com.xyc.springcloud.service.DeptService;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.cloud.client.ServiceInstance;
import org.springframework.cloud.client.discovery.DiscoveryClient;
import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.PathVariable;
import org.springframework.web.bind.annotation.PostMapping;
import org.springframework.web.bind.annotation.RestController;

import java.util.List;

// 提供restful服务
@RestController
public class DeptController {

    @Autowired
    DeptService deptService;

    @Autowired
    DiscoveryClient discoveryClient;

    @PostMapping("/dept/add")
    public boolean addDept(Dept dept) {
        return deptService.addDept(dept);
    }

    @GetMapping("/dept/get/{deptno}")
    public Dept get(@PathVariable("deptno") Integer deptno) {
        return deptService.queryById(deptno);
    }

    @GetMapping("/dept/list")
    public List<Dept> queryAll() {
        return deptService.queryAll();
    }

    // 注册进来的微服务，获取一些信息
    @GetMapping("/dept/discovery")
    public Object discovery() {
        List<String> services = discoveryClient.getServices();
        System.out.println("discovery===services:" + services);

        List<ServiceInstance> instances = discoveryClient.getInstances("SPRINGCLOUD-PROVIDER-DEPT");
        for (ServiceInstance instance : instances) {
            System.out.println(instance.getHost() + "\t" + instance.getPort() + "\t" +
                    instance.getServiceId() + "\t" + instance.getUri());
        }
        return this.discoveryClient;
    }
}
